import React, { Component } from 'react'
import { connect } from 'react-redux'
import { Table, Button, Tabs } from 'antd'
import { updateTabList } from 'actions/tabList'
import echarts from 'echarts'


const TabPane = Tabs.TabPane;




//连接公用常量、后端返回的数据方法  并放置在props里面调用
@connect(
    (state, props) => ({
      config: state.config,
    })
)

// 声明组件  并对外输出
export default class popflow extends Component {
  // 初始化页面常量 绑定事件方法
  constructor(props) {
    super(props)
    this.state = {
    }
  }

  // 组件已经加载到dom中
  componentDidMount() {
    if (this.props.params) {
      // 若非嵌套，则执行
      this.props.dispatch(updateTabList({
        title: `模拟人口迁徙`,
        key: `/popflow`,
      }))
    }
    this.init()
    
  }


  init(){
    const _self = this
    const theme = _self.props.theme ? _self.props.theme : 'macarons'
    var geoCoordMap = {
      '上海': [121.4648,31.2891],
      '东莞': [113.8953,22.901],
      '东营': [118.7073,37.5513],
      '中山': [113.4229,22.478],
      '临汾': [111.4783,36.1615],
      '临沂': [118.3118,35.2936],
      '丹东': [124.541,40.4242],
      '丽水': [119.5642,28.1854],
      '乌鲁木齐': [87.9236,43.5883],
      '佛山': [112.8955,23.1097],
      '保定': [115.0488,39.0948],
      '兰州': [103.5901,36.3043],
      '包头': [110.3467,41.4899],
      '北京': [116.4551,40.2539],
      '北海': [109.314,21.6211],
      '南京': [118.8062,31.9208],
      '南宁': [108.479,23.1152],
      '南昌': [116.0046,28.6633],
      '南通': [121.1023,32.1625],
      '厦门': [118.1689,24.6478],
      '台州': [121.1353,28.6688],
      '合肥': [117.29,32.0581],
      '呼和浩特': [111.4124,40.4901],
      '咸阳': [108.4131,34.8706],
      '哈尔滨': [127.9688,45.368],
      '唐山': [118.4766,39.6826],
      '嘉兴': [120.9155,30.6354],
      '大同': [113.7854,39.8035],
      '大连': [122.2229,39.4409],
      '天津': [117.4219,39.4189],
      '太原': [112.3352,37.9413],
      '威海': [121.9482,37.1393],
      '宁波': [121.5967,29.6466],
      '宝鸡': [107.1826,34.3433],
      '宿迁': [118.5535,33.7775],
      '常州': [119.4543,31.5582],
      '广州': [113.5107,23.2196],
      '廊坊': [116.521,39.0509],
      '延安': [109.1052,36.4252],
      '张家口': [115.1477,40.8527],
      '徐州': [117.5208,34.3268],
      '德州': [116.6858,37.2107],
      '惠州': [114.6204,23.1647],
      '成都': [103.9526,30.7617],
      '扬州': [119.4653,32.8162],
      '承德': [117.5757,41.4075],
      '拉萨': [91.1865,30.1465],
      '无锡': [120.3442,31.5527],
      '日照': [119.2786,35.5023],
      '昆明': [102.9199,25.4663],
      '杭州': [119.5313,29.8773],
      '枣庄': [117.323,34.8926],
      '柳州': [109.3799,24.9774],
      '株洲': [113.5327,27.0319],
      '武汉': [114.3896,30.6628],
      '汕头': [117.1692,23.3405],
      '江门': [112.6318,22.1484],
      '沈阳': [123.1238,42.1216],
      '沧州': [116.8286,38.2104],
      '河源': [114.917,23.9722],
      '泉州': [118.3228,25.1147],
      '泰安': [117.0264,36.0516],
      '泰州': [120.0586,32.5525],
      '济南': [117.1582,36.8701],
      '济宁': [116.8286,35.3375],
      '海口': [110.3893,19.8516],
      '淄博': [118.0371,36.6064],
      '淮安': [118.927,33.4039],
      '深圳': [114.5435,22.5439],
      '清远': [112.9175,24.3292],
      '温州': [120.498,27.8119],
      '渭南': [109.7864,35.0299],
      '湖州': [119.8608,30.7782],
      '湘潭': [112.5439,27.7075],
      '滨州': [117.8174,37.4963],
      '潍坊': [119.0918,36.524],
      '烟台': [120.7397,37.5128],
      '玉溪': [101.9312,23.8898],
      '珠海': [113.7305,22.1155],
      '盐城': [120.2234,33.5577],
      '盘锦': [121.9482,41.0449],
      '石家庄': [114.4995,38.1006],
      '福州': [119.4543,25.9222],
      '秦皇岛': [119.2126,40.0232],
      '绍兴': [120.564,29.7565],
      '聊城': [115.9167,36.4032],
      '肇庆': [112.1265,23.5822],
      '舟山': [122.2559,30.2234],
      '苏州': [120.6519,31.3989],
      '莱芜': [117.6526,36.2714],
      '菏泽': [115.6201,35.2057],
      '营口': [122.4316,40.4297],
      '葫芦岛': [120.1575,40.578],
      '衡水': [115.8838,37.7161],
      '衢州': [118.6853,28.8666],
      '西宁': [101.4038,36.8207],
      '西安': [109.1162,34.2004],
      '贵阳': [106.6992,26.7682],
      '连云港': [119.1248,34.552],
      '邢台': [114.8071,37.2821],
      '邯郸': [114.4775,36.535],
      '郑州': [113.4668,34.6234],
      '鄂尔多斯': [108.9734,39.2487],
      '重庆': [107.7539,30.1904],
      '金华': [120.0037,29.1028],
      '铜川': [109.0393,35.1947],
      '银川': [106.3586,38.1775],
      '镇江': [119.4763,31.9702],
      '长春': [125.8154,44.2584],
      '长沙': [113.0823,28.2568],
      '长治': [112.8625,36.4746],
      '阳泉': [113.4778,38.0951],
      '青岛': [120.4651,36.3373],
      '韶关': [113.7964,24.7028]
    };

    var BJData = [
        [{name:'北京'}, {name:'上海',value:95}],
        [{name:'北京'}, {name:'广州',value:90}],
        [{name:'北京'}, {name:'大连',value:80}],
        [{name:'北京'}, {name:'南宁',value:70}],
        [{name:'北京'}, {name:'南昌',value:60}],
        [{name:'北京'}, {name:'拉萨',value:50}],
        [{name:'北京'}, {name:'长春',value:40}],
        [{name:'北京'}, {name:'包头',value:30}],
        [{name:'北京'}, {name:'重庆',value:20}],
        [{name:'北京'}, {name:'常州',value:10}]
    ];

    var SHData = [
        [{name:'上海'},{name:'包头',value:95}],
        [{name:'上海'},{name:'昆明',value:90}],
        [{name:'上海'},{name:'广州',value:80}],
        [{name:'上海'},{name:'郑州',value:70}],
        [{name:'上海'},{name:'长春',value:60}],
        [{name:'上海'},{name:'重庆',value:50}],
        [{name:'上海'},{name:'长沙',value:40}],
        [{name:'上海'},{name:'北京',value:30}],
        [{name:'上海'},{name:'丹东',value:20}],
        [{name:'上海'},{name:'大连',value:10}]
    ];

    var GZData = [
        [{name:'广州'},{name:'福州',value:95}],
        [{name:'广州'},{name:'太原',value:90}],
        [{name:'广州'},{name:'长春',value:80}],
        [{name:'广州'},{name:'重庆',value:70}],
        [{name:'广州'},{name:'西安',value:60}],
        [{name:'广州'},{name:'成都',value:50}],
        [{name:'广州'},{name:'常州',value:40}],
        [{name:'广州'},{name:'北京',value:30}],
        [{name:'广州'},{name:'北海',value:20}],
        [{name:'广州'},{name:'海口',value:10}]
    ];

    var planePath = 'path://M1705.06,1318.313v-89.254l-319.9-221.799l0.073-208.063c0.521-84.662-26.629-121.796-63.961-121.491c-37.332-0.305-64.482,36.829-63.961,121.491l0.073,208.063l-319.9,221.799v89.254l330.343-157.288l12.238,241.308l-134.449,92.931l0.531,42.034l175.125-42.917l175.125,42.917l0.531-42.034l-134.449-92.931l12.238-241.308L1705.06,1318.313z';

    var convertData = function (data) {
        var res = [];
        for (var i = 0; i < data.length; i++) {
            var dataItem = data[i];
            var fromCoord = geoCoordMap[dataItem[0].name];
            var toCoord = geoCoordMap[dataItem[1].name];
            if (fromCoord && toCoord) {
                res.push({
                    fromName: dataItem[0].name,
                    toName: dataItem[1].name,
                    coords: [fromCoord, toCoord]
                });
            }
        }
        return res;
    };

    var color = ['#a6c84c', '#ffa022', '#46bee9'];
    var series = [];
    [['北京', BJData], ['上海', SHData], ['广州', GZData]].forEach(function (item, i) {
        series.push({
            name: item[0] + ' Top10',
            type: 'lines',
            zlevel: 1,
            effect: {
                show: true,
                period: 6,
                trailLength: 0.7,
                color: '#fff',
                symbolSize: 3
            },
            lineStyle: {
                normal: {
                    color: color[i],
                    width: 0,
                    curveness: 0.2
                }
            },
            data: convertData(item[1])
        },
        {
            name: item[0] + ' Top10',
            type: 'lines',
            zlevel: 2,
            effect: {
                show: true,
                period: 6,
                trailLength: 0,
                symbol: planePath,
                symbolSize: 15
            },
            lineStyle: {
                normal: {
                    color: color[i],
                    width: 1,
                    opacity: 0.4,
                    curveness: 0.2
                }
            },
            data: convertData(item[1])
        },
        {
            name: item[0] + ' Top10',
            type: 'effectScatter',
            coordinateSystem: 'geo',
            zlevel: 2,
            rippleEffect: {
                brushType: 'stroke'
            },
            label: {
                normal: {
                    show: true,
                    position: 'right',
                    formatter: '{b}'
                }
            },
            symbolSize: function (val) {
                return val[2] / 8;
            },
            itemStyle: {
                normal: {
                    color: color[i]
                }
            },
            data: item[1].map(function (dataItem) {
                return {
                    name: dataItem[1].name,
                    value: geoCoordMap[dataItem[1].name].concat([dataItem[1].value])
                };
            })
        });
    });

    const option = {
        backgroundColor: '#404a59',
        title : {
            text: '模拟迁徙',
            subtext: '数据仅供参考',
            left: 'center',
            textStyle : {
                color: '#fff'
            }
        },
        tooltip : {
            trigger: 'item'
        },
        legend: {
            orient: 'vertical',
            top: 'bottom',
            left: 'right',
            data:['北京 Top10', '上海 Top10', '广州 Top10'],
            textStyle: {
                color: '#fff'
            },
            selectedMode: 'single'
        },
        geo: {
            map: 'china',
            label: {
                emphasis: {
                    show: false
                }
            },
            roam: true,
            itemStyle: {
                normal: {
                    areaColor: '#323c48',
                    borderColor: '#404a59'
                },
                emphasis: {
                    areaColor: '#2a333d'
                }
            }
        },
        series: series
    };

    const _pie = echarts.init(_self.pie, theme) // 圆环实例
    _pie.setOption(option)
  }
  
  render() {

    const _self = this;
    const width = _self.props.width ? _self.props.width : '100%'
    const height = _self.props.height ? _self.props.height : '500px'
    return (
      <div className="echart-wrap">
        <div 
          ref={(c) => { this.pie = c; }} 
          style={{ height: height, width: width, backgrundColor: '#fff' }} 
          >
        </div>
      </div>
    )

  }
}
